What Is the Mole Fraction of Urea,CH₄N₂O,in an Aqueous Solution

question 1

Multiple Choice

What is the mole fraction of urea,CH₄N₂O,in an aqueous solution that is 49% urea by mass?

• A) 0.22
• B) 0.78
• C) 0.49
• D) 0.42
• E) 0.76

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